Business prospers after 20 years in the single market
15 October 2012 Last updated at 11:45 BST
EU officials have planned a week of celebrations to mark 20 years since the creation of the single market.
The agreement to remove customs and tariffs on cross-border commerce in the region, is estimated to have boosted business by €240bn, and is thought to have created 2.5m jobs.
In 1992, there were just 12 members of the European Economic Market, but it's successor, the European Union, now has 27 member states.
Europe business correspondent Nigel Cassidy caught up with one company - Warmup, an underfloor heating specialist - which has grown and prospered over the past two decades.